CN219826889U - Device for moving gangue blocking of side guard plate of hydraulic support - Google Patents
Device for moving gangue blocking of side guard plate of hydraulic support Download PDFInfo
- Publication number
- CN219826889U CN219826889U CN202320325416.5U CN202320325416U CN219826889U CN 219826889 U CN219826889 U CN 219826889U CN 202320325416 U CN202320325416 U CN 202320325416U CN 219826889 U CN219826889 U CN 219826889U
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- gangue
- side guard
- hydraulic support
- telescopic
- plate
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- 230000000903 blocking effect Effects 0.000 title claims abstract description 42
- 238000005065 mining Methods 0.000 abstract description 15
- 239000003245 coal Substances 0.000 abstract description 9
- 230000002457 bidirectional effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a device for moving gangue blocking of a side guard plate of a hydraulic support, which comprises L-shaped side guard plates arranged on two sides of a top beam of the hydraulic support, wherein a connecting plate is arranged below the front part of the side guard plates, a clamping groove is arranged on the connecting plate, a gangue blocking beam is arranged above the connecting plate, a sliding block matched with the clamping groove is arranged at the bottom of the gangue blocking beam, connecting lifting lugs are respectively arranged on two sides of the front end of the gangue blocking beam, and the connecting lifting lugs are connected with telescopic beam connecting pieces of the hydraulic support through pin shafts; the bottom of the top beam of the hydraulic support is longitudinally provided with a telescopic jack, and the top end of the telescopic jack is connected with the telescopic beam. The gangue blocking beam can move along two directions, and the device not only can protect coal mining equipment, but also can provide safe movable space for miners and guarantee the efficient production of a mining working face.
Description
Technical Field
The utility model relates to the technical field of hydraulic supports, in particular to a device for moving gangue blocking of a side guard plate of a hydraulic support.
Background
In the underground mining process of the coal mine, crushed coal or gangue often falls into a front channel of a mining working face, and the fallen crushed coal or gangue is extremely easy to damage underground working face coal mining equipment, so that the personal safety of underground mining personnel and the normal operation of the whole coal mining working face are affected. Therefore, a side guard moving gangue blocking device is usually designed on a hydraulic support to protect underground working face mining equipment and the personnel safety of miners.
The Chinese patent with the patent number of 2019100131528 and the patent name of 'side gangue blocking device and hydraulic support' discloses a side gangue blocking device, which comprises a top plate transversely arranged, wherein the top plate is arranged on the outer side of a side guard plate; the side gangue blocking device further comprises a fixing plate which is vertically arranged, the fixing plate is fixedly installed on the outer side wall of the side guard plate, and the top plate is installed on the fixing plate. The device can only realize the side direction and keep off the gangue, can't realize multi-direction fender gangue, and the telescopic beam drops at during operation gangue and can't effectively shelter from, still threatens to exploitation equipment and open worker's personal safety.
Disclosure of Invention
In view of the above, the utility model aims to overcome the defects in the prior art and provide a device for moving gangue blocking of a side guard plate of a hydraulic support, which can be in bidirectional linkage.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the device for moving the gangue blocking of the side guard plates of the hydraulic support comprises L-shaped side guard plates arranged on two sides of a top beam of the hydraulic support, wherein a connecting plate is arranged below the front part of the side guard plates, a clamping groove is formed in the connecting plate, a gangue blocking beam is arranged above the connecting plate, a sliding block matched with the clamping groove is arranged at the bottom of the gangue blocking beam, connecting lifting lugs are respectively arranged on two sides of the front end of the gangue blocking beam, and the connecting lifting lugs are connected with a telescopic beam connecting piece of the hydraulic support through pin shafts; the bottom of the hydraulic support top beam is longitudinally provided with a telescopic jack, and the top end of the telescopic jack is connected with the telescopic beam.
Aiming at the technical scheme, the L-shaped side guard plate can enable the gangue blocking beam to be horizontally arranged, and can play a role in blocking gangue horizontally and laterally during coal mining; the gangue blocking beam is in sliding connection with the side guard plate through the clamping groove, the gangue blocking Liang Suizhao telescopic beam is driven by the telescopic jack to extend and retract, and the gangue is effectively prevented from falling off to provide powerful guarantee for safe and efficient production of underground mining working surfaces when the telescopic beam extends.
Preferably, the side guard plate on one side is movably connected with the top beam, and the side guard plate on the other side is fixedly connected with the top beam. The cost is reduced.
Preferably, a side pushing jack is transversely arranged at the bottom of the top beam, and the top end of the side pushing jack is connected with a side guard plate on the movable side through a connecting rod.
Preferably, the connecting piece is a mounting plate with one end connected to the telescopic beam, the other end of the mounting plate is provided with a mounting hole, and the mounting plate passes through the pin shaft and is positioned between the two connecting lifting lugs; when the side pushing jack is in a retracted state, the mounting plate is positioned on one side of the connecting lifting lug on the outer side.
The gangue blocking beam is equivalent to the extension of the side guard plate, and forms better combination with the side guard plate, so that the situation that the gangue is blocked due to gaps in the middle is avoided; when the side pushing jack stretches out, the side guard plate moves laterally along with the gangue blocking beam to play a role in blocking gangue, and when the gangue blocking beam moves outwards, the pin shaft moves outwards along the mounting hole on the connecting plate.
The beneficial effects of the utility model are as follows:
the device is convenient to use, simple in structure, and capable of moving along two directions under the action of the side pushing jack and the telescopic jack, and the device not only can protect coal mining equipment, but also can provide safe movable space for miners and guarantee the efficient production of a mining working face.
Drawings
FIG. 1 is a schematic diagram of a first embodiment of the present utility model;
FIG. 2 is a schematic diagram of a first embodiment of the present utility model;
FIG. 3 is a top view of the present utility model;
FIG. 4 is a schematic view of a bi-directional deployment of a gangue stop.
In the figure: the hydraulic lifting device comprises a top beam 1, a telescopic beam 2, a side guard plate 3, a connecting plate 4, a clamping groove 5, a gangue blocking beam 6, a sliding block 7, a connecting lifting lug 8, a pin shaft 9, a mounting plate 10, a telescopic jack 11, a side pushing jack 12 and a connecting rod 13.
Description of the embodiments
The utility model is further described below with reference to the drawings and examples.
As shown in fig. 1-4, a device for moving gangue blocking of a side guard plate of a hydraulic support comprises L-shaped side guard plates 3 arranged on two sides of a top beam 1 of the hydraulic support, wherein the side guard plates 3 on one side are movably connected with the top beam 1, the side guard plates 3 on the other side are fixedly connected with the top beam 1, a connecting plate 4 is arranged below the front part of the horizontal plane of the side guard plates 3, an elongated clamping groove 5 is arranged on the upper plate surface of the connecting plate 4, a gangue blocking beam 6 is arranged above the connecting plate 4, an elongated sliding block 7 matched with the clamping groove 5 is arranged at the bottom of the gangue blocking beam 6, connecting lifting lugs 8 are respectively arranged on two sides of the front end of the gangue blocking beam 6, and the connecting lifting lugs 8 are connected with connecting pieces on a telescopic beam 2 of the hydraulic support through pin shafts 9; the bottom of the hydraulic support top beam 1 is longitudinally provided with a telescopic jack 11, and the top end of the telescopic jack 11 is connected with the telescopic beam 2.
A side pushing jack 12 is transversely arranged at the bottom of the top beam 1, and the top end of the side pushing jack 12 is connected with a side guard plate 3 at the movable side through a connecting rod 13. The connecting piece is a mounting plate 10 with one end connected to the telescopic beam 2 through a connecting shaft, a mounting hole is formed in the other end of the mounting plate 10, and the mounting plate 10 passes through the pin shaft 9 and is positioned between the two connecting lifting lugs 8; when the side pushing jack 12 is in a retracted state, the mounting plate 10 is positioned at one side of the outer connecting lifting lug 8; when the side-pushing jack 12 is in the extended state, the mounting plate 10 is located on one side of the inside connection lug 8. The pin shaft 9 has two functions, namely a connecting function, so that the telescopic beam 2 drives the gangue blocking beam 6 to reciprocate; and secondly, the gangue blocking beam 6 moves axially along the pin shaft 9 by guiding, so that the gangue blocking beam 6 moves outwards.
The working process of the utility model comprises the following steps: when the side pushing jack 12 is retracted, the clamping groove 5 structure of the side guard plate 3 drives the gangue blocking beam 6 clamped with the clamping groove 5 to retract along the mining direction of the working face coal mining machine (namely, the axial direction of the connecting pin shaft 9 of the telescopic beam 2 and the gangue blocking beam 6), otherwise, when the side pushing jack 12 extends out, the gangue blocking beam 6 also extends out; the telescopic jack 11 drives the telescopic beam 2 to move forward when extending, the telescopic beam 2 moves forward along the roadway direction along with the clamping groove 5 in a linkage manner, otherwise, the telescopic beam 2 can retract the gangue blocking beam 6 when retracting the jack, the bidirectional linkage of the gangue blocking beam 6 is realized by controlling the side pushing jack 12 and the telescopic jack 11, the gangue is prevented from falling when extending the telescopic beam 2, and powerful guarantee is provided for safe and efficient production of underground mining working surfaces.
The device elements in the above embodiments are conventional device elements unless otherwise specified, and the structural arrangement, operation or control modes in the embodiments are conventional arrangement, operation or control modes in the art unless otherwise specified.
Finally, it is noted that the above-mentioned embodiments are merely for illustrating the technical solution of the present utility model, and that other modifications and equivalents thereof by those skilled in the art should be included in the scope of the claims of the present utility model without departing from the spirit and scope of the technical solution of the present utility model.
Claims (4)
1. The device for moving the gangue blocking of the side guard plates of the hydraulic support is characterized by comprising L-shaped side guard plates arranged on two sides of a top beam of the hydraulic support, wherein a connecting plate is arranged below the front part of the side guard plates, a clamping groove is formed in the connecting plate, a gangue blocking beam is arranged above the connecting plate, a sliding block matched with the clamping groove is arranged at the bottom of the gangue blocking beam, connecting lifting lugs are respectively arranged on two sides of the front end of the gangue blocking beam, and the connecting lifting lugs are connected with telescopic beam connecting pieces of the hydraulic support through pin shafts; the bottom of the hydraulic support top beam is longitudinally provided with a telescopic jack, and the top end of the telescopic jack is connected with the telescopic beam.
2. The device for moving gangue as claimed in claim 1, wherein the side guard plate is movably connected to the top beam and the side guard plate is fixedly connected to the top beam.
3. The device for moving gangue as claimed in claim 1, wherein a side pushing jack is transversely provided at the bottom of the top beam, and the top end of the side pushing jack is connected with the side guard of the movable side through a connecting rod.
4. The device for moving gangue as claimed in claim 3, wherein said connecting member is a mounting plate having one end connected to a telescopic beam, a mounting hole is provided at the other end of said mounting plate, and said mounting plate is located between two of said connecting lugs through a pin; when the side pushing jack is in a retracted state, the mounting plate is positioned on one side of the connecting lifting lug on the outer side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320325416.5U CN219826889U (en) | 2023-02-27 | 2023-02-27 | Device for moving gangue blocking of side guard plate of hydraulic support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320325416.5U CN219826889U (en) | 2023-02-27 | 2023-02-27 | Device for moving gangue blocking of side guard plate of hydraulic support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219826889U true CN219826889U (en) | 2023-10-13 |
Family
ID=88277690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320325416.5U Active CN219826889U (en) | 2023-02-27 | 2023-02-27 | Device for moving gangue blocking of side guard plate of hydraulic support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219826889U (en) |
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2023
- 2023-02-27 CN CN202320325416.5U patent/CN219826889U/en active Active
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